---
title: "Gaingels Stronghold AI LLC SEC filings"
url: https://altstreet.investments/edgar/2156180
kind: edgar-entity
updated: 2026-10-29
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# Gaingels Stronghold AI LLC: SEC filings and what they report

Gaingels Stronghold AI LLC is a Vermont-organized pooled investment vehicle that filed this Form D on 2026-10-27, reporting $454K raised from 16 investors with a $3K minimum investment. The offering relies on both the 506(b) exemption and the 3(c)(1) fund exclusion, and Paul Grossinger is listed as the executive officer; no parent platform has been matched in the database for this filing.

| Field | Value |
| --- | --- |
| Entity | Gaingels Stronghold AI LLC |
| CIK | 2156180 |
| Filing family | 506(b), 3(c)(1) |
| Entity type | single deal spv |
| Manager (as filed) | Gaingels |
| Newest fact-bearing filing | October 27, 2026, accession 0002156180-26-000001 |
| Total offering amount (as filed) | $454,053 |
| Total sold (as reported) | $454,053 |
| Investors (as reported) | 16 |
| Minimum investment (as filed) | $2,500 |
| Vintage | 2026 |

## Related persons (Form D Item 3)

| Name | Relationship |
| --- | --- |
| Paul Grossinger | Executive Officer |


## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| October 27, 2026 | D | Form D | https://www.sec.gov/Archives/edgar/data/2156180/000215618026000001/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/2156180
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0002156180&owner=include&count=40
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/2156180
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.